Home / 100,813,286.92-150,998,707.50-83,343,494.92

Finding the Fourth Proportional to 100,813,286.92, 150,998,707.50 and 83,343,494.92

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Solution

The fourth proportional to 100,813,286.92, 150,998,707.50 and 83,343,494.92 is: 124,832,354.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,813,286.92 : 150,998,707.50 = 83,343,494.92 : x
  2. Step 2: Convert to fraction form
    100,813,286.92/150,998,707.50 = 83,343,494.92/x
  3. Step 3: Cross multiply
    100,813,286.92x = 150,998,707.50 × 83,343,494.92
  4. Step 4: Simplify right side
    100,813,286.92x = 12,584,760,011,452,816
  5. Step 5: Solve for x
    x = 12,584,760,011,452,816/100,813,286.92
  6. Step 6: Final answer
    x = 124,832,354.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.